%0 Journal Article %T Increasing energy efficiency and environmental safety of reciprocating engines %A Kargin, S.. %A Dorokhov, A.F. %K energy efficiency, ecological safety, thermodynamic cycle, working process, heat energy, cylinder pressure, heat insulation %J Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies %D 2019 %N %P 10 %I Astrakhan State Technical University